Signal generator housing



FIG. 1 is a front elevational view of a signal generator housing, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a front perspective view thereof; and

FIG. 7 is a rear perspective view thereof. 

The ornamental design for a signal generator housing, as shown and described. 